The first semi-permanent settlements appeared in Florida around 5000 B.C.
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In 1518, a "dancing plague" struck Strasbourg, Alsace, whereby hundreds of people danced fervently in the streets over the period of a month. Some suffered heart attacks or strokes, and many others died from sheer exhaustion. It remains unexplained.
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Romans used a plant called Silphium as contraception. They had so much sex that they drove it into extinction.
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No one knows how many people died during the sinking of the Titanic.
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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A B-25 bomber airplane crashed into the 79th floor of the Empire State Building on July 28, 1945.
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